/** @file
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Copyright (c) 2011-2018, ARM Ltd. All rights reserved.<BR>
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Copyright (c) 2022 Rockchip Electronics Co. Ltd.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef LCD_GRAPHICS_OUTPUT_DXE_H_
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#define LCD_GRAPHICS_OUTPUT_DXE_H_
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#include <Base.h>
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#include <Library/DebugLib.h>
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#include <Library/PcdLib.h>
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#include <Library/UefiLib.h>
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#include <Library/RockchipDisplayLib.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/RockchipCrtcProtocol.h>
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#include <Protocol/RockchipConnectorProtocol.h>
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/** The enumeration maps the PL111 LcdBpp values used in the LCD Control
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Register
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**/
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typedef enum {
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LcdBitsPerPixel_1 = 0,
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LcdBitsPerPixel_2,
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LcdBitsPerPixel_4,
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LcdBitsPerPixel_8,
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LcdBitsPerPixel_16_555,
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LcdBitsPerPixel_24,
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LcdBitsPerPixel_16_565,
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LcdBitsPerPixel_12_444,
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LcdBitsPerPixel_Max
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} LCD_BPP;
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//
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// Device structures
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//
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typedef struct {
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VENDOR_DEVICE_PATH Guid;
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EFI_DEVICE_PATH_PROTOCOL End;
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} LCD_GRAPHICS_DEVICE_PATH;
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typedef struct {
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UINT32 Signature;
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EFI_HANDLE Handle;
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EFI_GRAPHICS_OUTPUT_MODE_INFORMATION ModeInfo;
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EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE Mode;
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EFI_GRAPHICS_OUTPUT_PROTOCOL Gop;
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LCD_GRAPHICS_DEVICE_PATH DevicePath;
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EFI_EVENT ExitBootServicesEvent;
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} LCD_INSTANCE;
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#define LCD_INSTANCE_SIGNATURE SIGNATURE_32('l', 'c', 'd', '0')
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#define LCD_INSTANCE_FROM_GOP_THIS(a) CR (a, LCD_INSTANCE, Gop, LCD_INSTANCE_SIGNATURE)
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//
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// Function Prototypes
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//
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VOID
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LcdGraphicsExitBootServicesEvent (
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IN EFI_EVENT Event,
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IN VOID *Context
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);
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EFI_STATUS
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EFIAPI
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LcdGraphicsQueryMode (
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IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
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IN UINT32 ModeNumber,
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OUT UINTN *SizeOfInfo,
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OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info
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);
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EFI_STATUS
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EFIAPI
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LcdGraphicsSetMode (
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IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
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IN UINT32 ModeNumber
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);
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EFI_STATUS
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EFIAPI
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LcdGraphicsBlt (
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IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
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IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL
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IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN Delta OPTIONAL
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);
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EFI_STATUS
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EFIAPI
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LcdGraphicsGetBpp (
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IN UINT32 ModeNumber,
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OUT LCD_BPP* Bpp
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);
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UINTN
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GetBytesPerPixel (
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IN LCD_BPP Bpp
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);
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EFI_STATUS
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EFIAPI
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GraphicsOutputDxeInitialize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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EFI_STATUS
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InitializeDisplay (
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IN LCD_INSTANCE* Instance
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);
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#endif /* LCD_GRAPHICS_OUTPUT_DXE_H_ */
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